Water controller GARDENA 19043-20 smart home — Wired & Wireless, Wi‑Fi, battery‑powered (AA, 1.5V), pack of 2

The GARDENA 19043-20 smart home Water Controller is a wired and wireless irrigation controller with Wi‑Fi connectivity, supplied as a pack of two units and powered by AA (1.5 V) batteries. Designed to manage watering schedules and integrate with popular smart home systems, this water controller supports data-driven irrigation through weather forecasts and a plant library to deliver the right amount of water for lawns and garden plants. The set is intended for flexible installation and remote control via smartphone or smart home hub when connected through the included smart Gateway.

Advantages

This water controller provides automated scheduling based on real-time weather data and a plant library, reducing the risk of over-watering. It supports both wired and wireless operation and connects to Wi‑Fi for remote management. The built-in valve technology with Safe Stop operates across a wide pressure range and the system issues frost alerts to protect irrigation equipment. Compatibility with major smart home platforms enables voice and hub control for convenient irrigation management.

Suitable for

• Garden and lawn irrigation systems requiring remote scheduling and control
• Homes using Apple Home, Google Home, Alexa or other compatible smart home platforms
• Installations that need both wired and wireless connectivity options
• Gardens where weather-based or sensor-driven irrigation is desired

Key specifications

• Power supply: AA batteries (1.5 V)
• Connectivity: Wired, Wireless, Wi‑Fi
• Package contents: two water controller units (pack of 2) — set includes smart Gateway for smart system connection
• Valve pressure range: operates from approximately 0.5 bar up to 12 bar
• Weather-based scheduling: uses real-time weather data and plant library for irrigation decisions

How to use

Install the water controller units at the valve points of your irrigation system following the manufacturer’s installation instructions. Insert AA (1.5 V) batteries and connect the included smart Gateway to your Internet router via Wi‑Fi or LAN. Use the GARDENA smart app to add devices, configure watering schedules, select plant types from the plant library and enable weather-based automation. Optionally pair a soil moisture sensor to prevent unnecessary watering when soil moisture is sufficient. After setup, manage schedules and activate manual or automatic watering from your smartphone or compatible smart home hub.

Usage recommendations

For reliable operation, use fresh AA batteries and replace them as recommended in the product manual. Ensure the smart Gateway has a stable connection to your router for uninterrupted remote access. When temperatures approach freezing, enable frost alerts in the app and follow the alerts to shut down or winterize outdoor irrigation components as needed.